1. Both Assertion and Reason are true and Reason is the correct explanation of Assertion
2. Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion
3. Assertion is true, but Reason is false
4. Both Assertion and Reason are false
The following are excretory structures in cockroach,
except
(1) Nephrocytes
(2) Urecose glands
(3) Fat body
(4) Conglobate gland
Which of the following is correct with respect to cockroach?
a. Internally mesenteron is lined with cuticle
b. In abdomen eight pair of spiracles are present
c. All sperms of seminal vesicle are glued together into spermatophore
d. Malphigian tubules are present at the junction of midgut and hindgut
1. a, b & c
2. a & b
3. b & d
4. b, c & d
Which of the following does not behave as a sense organ in cockroach?
1. Maxillary palps
2. Labial palps
3. Anal cerci
4. Phallomeres
Which of the following is incorrect statement with respect to cockroach?
1. The nymph grows by moulting about 13 times to reach the adult form
2. The outermost covering of spermatophore is formed by secretions of spermatheca
3. Mushroom glands are accessory reproductive glands in a male
4. Each compound eye consists of nearly 2000 ommatidia
Male reproductive system of cockroach consist of
1. | Testis, Vas-deferens, Ejaculatory duct, Seminal Vesicle and Mushroom-shaped gland. |
2. | Testis, Vas-deferens, Phallomere, Ejaculatory duct and Collateral gland. |
3. | Testis, Phallic gland, Vestibulum, Pseudopenis and Titillator. |
4. | Testis, Anal cercus, caudal style, Spermatheca and gonapophysis. |
Male genital pouch
(1) Lies at the hind end of the abdomen
(2) 9th and 10th terga and 9th sterna
(3) Ventral anus, ventral male genital pore and gonapophysis
(4) More than one option is correct
At the time of copulation in Cockroach
(1) Sperms are discharged
(2) Spermatophores are discharged
(3) Spermatheca are discharged
(4) Spermatozoa are discharged
In male cockroaches, sperms are stored in which part of the reproductive system?
(1) Seminal vesicles
(2) Mushroom glands
(3) Testes
(4) Vas deferens
Identify the structure in a male cockroach where the sperms are stored?
1. | A | 2. | B |
3. | C | 4. | D |